A leading official from the International Olympic Committee says organizers of the 2020 Olympics in Tokyo must lean more heavily on foreign expertise in staging events where Japan does not have a strong background.Tokyo 2020 was heavily criticized by a group of about 10 international sport federations at the SportAccord Convention in Bangkok in April over issues such as competition planning, water pollution and communication channels.World Sailing led the attack, saying the organizing committee was "at least one year behind" in its preparations and there was a "serious gap" in understanding…READ FULL ARTICLE